Brand new sealed in package engine cylinder flex-hone. - Designed to work with cylinder bores from 2.52" to 2.700". - Perfect for all engine types and block materials. - Made in USA by the one of the best cylinder hone manufacturers, FLEX-HONE. - 400 grit, EXCELLENT for re-ringing jobs or final bore using performance racing or Moly rings. - Tool is labeled as 2 5/8" diameter but is actually slightly larger to provide the required wall force for a 2 5/8" cylinder bore - Tool is self centering and easy to us (email us for questions) - Tool can be used with a 3/8" or 1/2" chuck portable drill or drill press This patented Flex-Hone is the best way to create a Cross Hatch surface finish with suspended globule working abrasives. Contact us for more information as we use this hone on all of our race motors. Most of the engine hone articles reference this exact brand and type of tool. THIS TOOL HAS THE 8" LONG SHAFT for engine rebuilding. Made in USA

Brand new sealed in package engine cylinder flex-hone. - Designed to work with cylinder bores from 2.52" to 2.700". - Perfect for all engine types and block materials. - Made in USA by the one of the best cylinder hone manufacturers, FLEX-HONE. - 400 grit, EXCELLENT for re-ringing jobs or final bore using performance racing or Moly rings. - Tool is labeled as 2 5/8" diameter but is actually slightly larger to provide the required wall force for a 2 5/8" cylinder bore - Tool is self centering and easy to us (email us for questions) - Tool can be used with a 3/8" or 1/2" chuck portable drill or